damirarh

var array = new string[] { };
Assert.IsTrue(((IList<string>)array).IsReadOnly);
Assert.IsFalse(((IList)array).IsReadOnly);

damirarh

var listToModify = new List<string>();
var listNotToModify = new List<string>();

var bindingListWrapper = new BindingList<string>(listToModify); // wrapper modifies inner list
var bindingListCopy = new BindingList<string>(listNotToModify.ToList()); // doesn't change original list

damirarh

<ListView IsItemClickEnabled="True" 
          ItemsSource="{Binding Items}" 
          ItemClick="OnItemClick" />

damirarh

public static class AttachedProperties
{
    public static DependencyProperty ItemClickCommandProperty = 
        DependencyProperty.RegisterAttached("ItemClickCommand",
            typeof(ICommand),
            typeof(AttachedProperties),
            new PropertyMetadata(null, OnItemClickCommandChanged));

    public static void SetItemClickCommand(DependencyObject target, ICommand value)
    {

damirarh

<ListView IsItemClickEnabled="True" 
            ItemsSource="{Binding Items}">
    <i:Interaction.Behaviors>
        <local:ItemClickedBehavior ItemClickedCommand="{Binding ItemClickedCommand}" />
    </i:Interaction.Behaviors>
</ListView>

damirarh

<ListView IsItemClickEnabled="True" 
            ItemsSource="{Binding Items}">
    <i:Interaction.Triggers>
        <i:EventTrigger EventName="ItemClick">
            <i:InvokeCommandAction Command="{Binding ItemClickedCommand}" />
        </i:EventTrigger>
    </i:Interaction.Triggers>
</ListView>

damirarh

<Page.Resources>
    <b:NameScopeBinding x:Key="ListView" Source="{Binding ElementName=ListView}" />
</Page.Resources>

<ListView x:Name="ListView"
            SelectionMode="Single"
            IsItemClickEnabled="True" 
            ItemsSource="{Binding Items}">
    <i:Interaction.Triggers>
        <i:EventTrigger EventName="ItemClick">

damirarh

<Grid Width="60" Height="60" 
      VerticalAlignment="Top"
      Background="{StaticResource PhoneAccentBrush}">
  <Image Source="{Binding LogType, Converter={StaticResource EnumToImageConverter}}" />
</Grid>

damirarh

public class EnumToImageConverter : IValueConverter
{
    public string SubFolder { get; set; }

    public object Convert(object value, Type targetType, object parameter, CultureInfo culture)
    {
        if (value is Enum && targetType == typeof(ImageSource))
        {
            var enumType = value.GetType();
            var format = String.IsNullOrEmpty(SubFolder) ? "/Assets/{0}/{2}.png" : "/Assets/{0}/{1}/{2}.png";

damirarh

private async Task<byte[]> ReadAsync(string filename)
{
    var fileInfo = new FileInfo(filename);
    using (var stream = new FileStream(filename, FileMode.Open))
    {
        var buffer = new byte[fileInfo.Length];
        await Task<int>.Factory.FromAsync(stream.BeginRead, stream.EndRead, buffer, 0, buffer.Length, null);
        return buffer;
    }
}